Sum of squares of binomial coefficients | C # Program to find the sum of square of binomial coefficient . ; Return the sum of square of binomial coefficient ; Calculate value of Binomial Coefficient in bottom up manner ; Base Cases ; Calculate value using previously stored values ; Finding the sum of square of binomial coefficient . ; Driver function
using System ; class GFG { static int sumofsquare ( int n ) { int [ , ] C = new int [ n + 1 , n + 1 ] ; int i , j ; for ( i = 0 ; i <= n ; i ++ ) { for ( j = 0 ; j <= Math . Min ( i , n ) ; j ++ ) { if ( j == 0 j == i ) C [ i , j ] = 1 ; else C [ i , j ] = C [ i - 1 , j - 1 ] + C [ i - 1 , j ] ; } } int sum = 0 ; for ( i = 0 ; i <= n ; i ++ ) sum += ( C [ n , i ] * C [ n , i ] ) ; return sum ; } public static void Main ( ) { int n = 4 ; Console . WriteLine ( sumofsquare ( n ) ) ; } }